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From Jean-Marc Spaggiari <jean-m...@spaggiari.org>
Subject Re: Zookeeper tries to connect to localhost when i have specified another clearly.
Date Thu, 22 Aug 2013 11:40:50 GMT
The log file where you have extracted that from:
2013-08-21 13:38:55,815 INFO org.apache.zookeeper.
ClientCnxn: Opening
socket connection to server localhost/127.0.0.1:2181. Will not attempt to
authenticate using SASL (Unable to locate a login configuration)
java.net.ConnectException: Connection refused


2013/8/21 Pavan Sudheendra <pavan0591@gmail.com>

> Sorry what files are you talking about?
>
> Regards,
> Pavan
> On Aug 22, 2013 12:04 AM, "Jean-Marc Spaggiari" <jean-marc@spaggiari.org>
> wrote:
>
> > TaskTrackers and Job trackers are MR nodes. You also have HDFS nodes and
> > HBase nodes.
> >
> > What's the file name where you got that from?
> >
> > JM
> >
> > 2013/8/21 Pavan Sudheendra <pavan0591@gmail.com>
> >
> > > We have 5 tasktrackers and 1 job tracker..
> > > I don't know why we have this.. This architecture was already existing
> > when
> > > i started working on this..
> > >
> > > I just tried pinging the datanode from a namenode using
> ip-10-34-187-170
> > > and it is able to ping it..
> > > Not sure its not able to pick it up and show it in the namenode logs...
> > > Frankly i thought the namenode logs should be more useful and specific
> > > instead of just giving out warning messages like this.. Let me know if
> > you
> > > need any more files to look at ..
> > >
> > > thanks for all the help :)
> > >
> > >
> > > On Wed, Aug 21, 2013 at 7:13 PM, Jean-Marc Spaggiari <
> > > jean-marc@spaggiari.org> wrote:
> > >
> > > > Hi Pavan,
> > > >
> > > > How mane namenodes do you have? Are you running HA and that's why you
> > > have
> > > > more than 1 namenode?
> > > >
> > > > Also, yes, if you don't have DNS, you need to have hosts file
> > configured.
> > > >
> > > > First try to ping from one server to the other one using the name
> only,
> > > if
> > > > it works, they you don't need to update the hosts file.
> > > >
> > > > JM
> > > >
> > > > 2013/8/21 Pavan Sudheendra <pavan0591@gmail.com>
> > > >
> > > > > I should update the /etc/hosts file on every namenode correct?
> > > > >
> > > > >
> > > > >
> > > > >
> > > > > On Wed, Aug 21, 2013 at 7:09 PM, Pavan Sudheendra <
> > pavan0591@gmail.com
> > > > > >wrote:
> > > > >
> > > > > > But Jean all my namenodes log the same thing..
> > > > > > 2013-08-21 13:38:55,815 INFO org.apache.zookeeper.ClientCnxn:
> > Opening
> > > > > > socket connection to server localhost/127.0.0.1:2181. Will not
> > > attempt
> > > > > to
> > > > > > authenticate using SASL (Unable to locate a login configuration)
> > > > > > java.net.ConnectException: Connection refused
> > > > > >
> > > > > >  Although i believe you, i'm starting to worry a bit.. Its
> taking a
> > > lot
> > > > > of
> > > > > > time for hbase to process 1 million entries in the cluster, let
> > alone
> > > > 19
> > > > > > million.. So, huge performance blow there..
> > > > > >
> > > > > >
> > > > > >
> > > > > >
> > > > > > On Wed, Aug 21, 2013 at 6:56 PM, Jean-Marc Spaggiari <
> > > > > > jean-marc@spaggiari.org> wrote:
> > > > > >
> > > > > >> I'm running with this INFO for more than a year now ;) So no, I
> > > don't
> > > > > >> think
> > > > > >> this is going to pose any real threats. You have everything
> > > configured
> > > > > >> correctly and everything seems to be working fine.
> > > > > >>
> > > > > >> JM
> > > > > >>
> > > > > >> 2013/8/21 Pavan Sudheendra <pavan0591@gmail.com>
> > > > > >>
> > > > > >> > it doesn't pose any real threats?
> > > > > >> >
> > > > > >> >
> > > > > >> > On Wed, Aug 21, 2013 at 6:30 PM, Jean-Marc Spaggiari <
> > > > > >> > jean-marc@spaggiari.org> wrote:
> > > > > >> >
> > > > > >> > > All fine on those logs too.
> > > > > >> > >
> > > > > >> > > So everything is working fine, ZK, HBase, the job is working
> > > fine
> > > > > too.
> > > > > >> > The
> > > > > >> > > only issue is this INFO regarding SAS, correct?
> > > > > >> > >
> > > > > >> > > I think you should simply ignore it.
> > > > > >> > >
> > > > > >> > > If it's annoying you, just turn
> > org.apache.zookeeper.ClientCnxn
> > > > > >> loglevel
> > > > > >> > to
> > > > > >> > > WARN on log4j.properties. (It's the setting I have on my own
> > > > > cluster).
> > > > > >> > >
> > > > > >> > > JM
> > > > > >> > >
> > > > > >> > > 2013/8/21 Pavan Sudheendra <pavan0591@gmail.com>
> > > > > >> > >
> > > > > >> > > > @Jean the log which i got at the start of running the
> hadoop
> > > > jar:
> > > > > >> Maybe
> > > > > >> > > you
> > > > > >> > > > can spot something
> > > > > >> > > >
> > > > > >> > > > 11:51:44,431  INFO ZooKeeper:100 - Client
> > > > > >> > > > environment:java.library.path=/usr/lib/hadoop/lib/native
> > > > > >> > > > 11:51:44,432  INFO ZooKeeper:100 - Client
> > > > > >> > environment:java.io.tmpdir=/tmp
> > > > > >> > > > 11:51:44,432  INFO ZooKeeper:100 - Client
> > > > > >> > environment:java.compiler=<NA>
> > > > > >> > > > 11:51:44,432  INFO ZooKeeper:100 - Client environment:
> > os.name
> > > > > =Linux
> > > > > >> > > > 11:51:44,432  INFO ZooKeeper:100 - Client
> > > > > environment:os.arch=amd64
> > > > > >> > > > 11:51:44,432  INFO ZooKeeper:100 - Client
> > > > > >> > > > environment:os.version=3.2.0-23-virtual
> > > > > >> > > > 11:51:44,432  INFO ZooKeeper:100 - Client environment:
> > > user.name
> > > > > >> =root
> > > > > >> > > > 11:51:44,433  INFO ZooKeeper:100 - Client
> > > > > >> environment:user.home=/root
> > > > > >> > > > 11:51:44,433  INFO ZooKeeper:100 - Client
> > > > > >> > > >
> > environment:user.dir=/home/ubuntu/pasudhee/ActionDataInterpret
> > > > > >> > > > 11:51:44,437  INFO ZooKeeper:438 - Initiating client
> > > connection,
> > > > > >> > > > connectString=localhost:2181 sessionTimeout=180000
> > > > > >> watcher=hconnection
> > > > > >> > > > 11:51:44,493  INFO ClientCnxn:966 - Opening socket
> > connection
> > > to
> > > > > >> server
> > > > > >> > > > localhost/127.0.0.1:2181. Will not attempt to
> authenticate
> > > > using
> > > > > >> SASL
> > > > > >> > > > (Unable to locate a login configuration)
> > > > > >> > > > 11:51:44,500  INFO RecoverableZooKeeper:104 - The
> identifier
> > > of
> > > > > this
> > > > > >> > > > process is
> 19267@ip-10-34-187-170.eu-west-1.compute.internal
> > > > > >> > > > 11:51:44,513  INFO ClientCnxn:849 - Socket connection
> > > > established
> > > > > to
> > > > > >> > > > localhost/127.0.0.1:2181, initiating session
> > > > > >> > > > 11:51:44,532  INFO ClientCnxn:1207 - Session establishment
> > > > > complete
> > > > > >> on
> > > > > >> > > > server localhost/127.0.0.1:2181, sessionid =
> > > 0x13ff1cff71bb167,
> > > > > >> > > negotiated
> > > > > >> > > > timeout = 60000
> > > > > >> > > > 11:51:44,743  INFO ZooKeeper:438 - Initiating client
> > > connection,
> > > > > >> > > > connectString=localhost:2181 sessionTimeout=180000
> > > > > >> watcher=hconnection
> > > > > >> > > > 11:51:44,747  INFO ClientCnxn:966 - Opening socket
> > connection
> > > to
> > > > > >> server
> > > > > >> > > > localhost/127.0.0.1:2181. Will not attempt to
> authenticate
> > > > using
> > > > > >> SASL
> > > > > >> > > > (Unable to locate a login configuration)
> > > > > >> > > > 11:51:44,747  INFO ClientCnxn:849 - Socket connection
> > > > established
> > > > > to
> > > > > >> > > > localhost/127.0.0.1:2181, initiating session
> > > > > >> > > > 11:51:44,747  INFO RecoverableZooKeeper:104 - The
> identifier
> > > of
> > > > > this
> > > > > >> > > > process is
> 19267@ip-10-34-187-170.eu-west-1.compute.internal
> > > > > >> > > > 11:51:44,749  INFO ClientCnxn:1207 - Session establishment
> > > > > complete
> > > > > >> on
> > > > > >> > > > server localhost/127.0.0.1:2181, sessionid =
> > > 0x13ff1cff71bb168,
> > > > > >> > > negotiated
> > > > > >> > > > timeout = 60000
> > > > > >> > > > 11:51:44,803  WARN Configuration:824 - hadoop.native.lib
> is
> > > > > >> deprecated.
> > > > > >> > > > Instead, use io.native.lib.available
> > > > > >> > > > 11:51:45,051  INFO
> > > > > >> HConnectionManager$HConnectionImplementation:1789 -
> > > > > >> > > > Closed zookeeper sessionid=0x13ff1cff71bb168
> > > > > >> > > > 11:51:45,054  INFO ZooKeeper:684 - Session:
> > 0x13ff1cff71bb168
> > > > > closed
> > > > > >> > > > 11:51:45,054  INFO ClientCnxn:509 - EventThread shut down
> > > > > >> > > > 11:51:45,057  INFO ZooKeeper:438 - Initiating client
> > > connection,
> > > > > >> > > > connectString=localhost:2181 sessionTimeout=180000
> > > > > >> watcher=hconnection
> > > > > >> > > > 11:51:45,059  INFO ClientCnxn:966 - Opening socket
> > connection
> > > to
> > > > > >> server
> > > > > >> > > > localhost/127.0.0.1:2181. Will not attempt to
> authenticate
> > > > using
> > > > > >> SASL
> > > > > >> > > > (Unable to locate a login configuration)
> > > > > >> > > > 11:51:45,060  INFO ClientCnxn:849 - Socket connection
> > > > established
> > > > > to
> > > > > >> > > > localhost/127.0.0.1:2181, initiating session
> > > > > >> > > > 11:51:45,061  INFO ClientCnxn:1207 - Session establishment
> > > > > complete
> > > > > >> on
> > > > > >> > > > server localhost/127.0.0.1:2181, sessionid =
> > > 0x13ff1cff71bb169,
> > > > > >> > > negotiated
> > > > > >> > > > timeout = 60000
> > > > > >> > > > 11:51:45,065  INFO RecoverableZooKeeper:104 - The
> identifier
> > > of
> > > > > this
> > > > > >> > > > process is
> 19267@ip-10-34-187-170.eu-west-1.compute.internal
> > > > > >> > > > 11:51:45,135  INFO ZooKeeper:438 - Initiating client
> > > connection,
> > > > > >> > > > connectString=10.34.187.170:2181 sessionTimeout=180000
> > > > > >> > > watcher=hconnection
> > > > > >> > > > 11:51:45,137  INFO ClientCnxn:966 - Opening socket
> > connection
> > > to
> > > > > >> server
> > > > > >> > > > ip-10-34-187-170.eu-west-1.compute.internal/
> > > 10.34.187.170:2181.
> > > > > >> Will
> > > > > >> > not
> > > > > >> > > > attempt to authenticate using SASL (Unable to locate a
> login
> > > > > >> > > configuration)
> > > > > >> > > > 11:51:45,138  INFO ClientCnxn:849 - Socket connection
> > > > established
> > > > > to
> > > > > >> > > > ip-10-34-187-170.eu-west-1.compute.internal/
> > > 10.34.187.170:2181,
> > > > > >> > > initiating
> > > > > >> > > > session
> > > > > >> > > > 11:51:45,138  INFO RecoverableZooKeeper:104 - The
> identifier
> > > of
> > > > > this
> > > > > >> > > > process is
> 19267@ip-10-34-187-170.eu-west-1.compute.internal
> > > > > >> > > > 11:51:45,140  INFO ClientCnxn:1207 - Session establishment
> > > > > complete
> > > > > >> on
> > > > > >> > > > server ip-10-34-187-170.eu-west-1.compute.internal/
> > > > > >> 10.34.187.170:2181,
> > > > > >> > > > sessionid = 0x13ff1cff71bb16a, negotiated timeout = 60000
> > > > > >> > > > 11:51:45,173  INFO ZooKeeper:438 - Initiating client
> > > connection,
> > > > > >> > > > connectString=10.34.187.170:2181 sessionTimeout=180000
> > > > > >> > > >
> > > > > >> > > >
> > > > > >> > >
> > > > > >> >
> > > > > >>
> > > > >
> > > >
> > >
> >
> watcher=catalogtracker-on-org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation@7444f787
> > > > > >> > > > 11:51:45,176  INFO ClientCnxn:966 - Opening socket
> > connection
> > > to
> > > > > >> server
> > > > > >> > > > ip-10-34-187-170.eu-west-1.compute.internal/
> > > 10.34.187.170:2181.
> > > > > >> Will
> > > > > >> > not
> > > > > >> > > > attempt to authenticate using SASL (Unable to locate a
> login
> > > > > >> > > configuration)
> > > > > >> > > > 11:51:45,176  INFO ClientCnxn:849 - Socket connection
> > > > established
> > > > > to
> > > > > >> > > > ip-10-34-187-170.eu-west-1.compute.internal/
> > > 10.34.187.170:2181,
> > > > > >> > > initiating
> > > > > >> > > > session
> > > > > >> > > > 11:51:45,178  INFO ClientCnxn:1207 - Session establishment
> > > > > complete
> > > > > >> on
> > > > > >> > > > server ip-10-34-187-170.eu-west-1.compute.internal/
> > > > > >> 10.34.187.170:2181,
> > > > > >> > > > sessionid = 0x13ff1cff71bb16b, negotiated timeout = 60000
> > > > > >> > > > 11:51:45,180  INFO RecoverableZooKeeper:104 - The
> identifier
> > > of
> > > > > this
> > > > > >> > > > process is
> 19267@ip-10-34-187-170.eu-west-1.compute.internal
> > > > > >> > > > 11:51:45,211  INFO ZooKeeper:684 - Session:
> > 0x13ff1cff71bb16b
> > > > > closed
> > > > > >> > > > 11:51:45,211  INFO ClientCnxn:509 - EventThread shut down
> > > > > >> > > > 11:51:45,218  INFO ZooKeeper:438 - Initiating client
> > > connection,
> > > > > >> > > > connectString=10.34.187.170:2181 sessionTimeout=180000
> > > > > >> > > >
> > > > > >> > > >
> > > > > >> > >
> > > > > >> >
> > > > > >>
> > > > >
> > > >
> > >
> >
> watcher=catalogtracker-on-org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation@7444f787
> > > > > >> > > > 11:51:45,220  INFO ClientCnxn:966 - Opening socket
> > connection
> > > to
> > > > > >> server
> > > > > >> > > > ip-10-34-187-170.eu-west-1.compute.internal/
> > > 10.34.187.170:2181.
> > > > > >> Will
> > > > > >> > not
> > > > > >> > > > attempt to authenticate using SASL (Unable to locate a
> login
> > > > > >> > > configuration)
> > > > > >> > > >
> > > > > >> > > >
> > > > > >> > > >
> > > > > >> > > > On Wed, Aug 21, 2013 at 6:23 PM, Pavan Sudheendra <
> > > > > >> pavan0591@gmail.com
> > > > > >> > > > >wrote:
> > > > > >> > > >
> > > > > >> > > > > Yes .. The zookeeper server is also 10.34.187.170 ..
> > > > > >> > > > >
> > > > > >> > > > >
> > > > > >> > > > > On Wed, Aug 21, 2013 at 6:21 PM, Jean-Marc Spaggiari <
> > > > > >> > > > > jean-marc@spaggiari.org> wrote:
> > > > > >> > > > >
> > > > > >> > > > >> Are you able to connect to your ZK server shell and
> list
> > > the
> > > > > >> nodes?
> > > > > >> > > > >>
> > > > > >> > > > >> 2013/8/21 Pavan Sudheendra <pavan0591@gmail.com>
> > > > > >> > > > >>
> > > > > >> > > > >> > Yes.. I can do everything.. But i do not want my
> Hadoop
> > > > > >> Namenode
> > > > > >> > to
> > > > > >> > > > >> report
> > > > > >> > > > >> > logs like this.. Also, it says
> > > > > >> > > > >> >
> > > > > >> > > > >> > KeeperException, re-throwing exception
> > > > > >> > > > >> >
> > > > org.apache.zookeeper.KeeperException$ConnectionLossException:
> > > > > >> > > > >> > KeeperErrorCode = ConnectionLoss for /hbase/
> > > > > >> > > > >> >
> > > > > >> > > > >> >
> > > > > >> > > > >> >
> > > > > >> > > > >> >
> > > > > >> > > > >> >
> > > > > >> > > > >> > On Wed, Aug 21, 2013 at 6:14 PM, Jean-Marc Spaggiari
> <
> > > > > >> > > > >> > jean-marc@spaggiari.org> wrote:
> > > > > >> > > > >> >
> > > > > >> > > > >> > > Sound correct. You are able to start the shell and
> > scan
> > > > the
> > > > > >> few
> > > > > >> > > > first
> > > > > >> > > > >> > line
> > > > > >> > > > >> > > of the tables, right?
> > > > > >> > > > >> > >
> > > > > >> > > > >> > > 2013/8/21 Pavan Sudheendra <pavan0591@gmail.com>
> > > > > >> > > > >> > >
> > > > > >> > > > >> > > > This is my hbase-site.xml file if it helps:
> > > > > >> > > > >> > > >
> > > > > >> > > > >> > > > <?xml version="1.0" encoding="UTF-8"?>
> > > > > >> > > > >> > > >
> > > > > >> > > > >> > > > <!--Autogenerated by Cloudera CM on
> > > > > >> > 2013-07-09T09:26:49.841Z-->
> > > > > >> > > > >> > > > <configuration>
> > > > > >> > > > >> > > >   <property>
> > > > > >> > > > >> > > >     <name>hbase.rootdir</name>
> > > > > >> > > > >> > > >
> > > > > >> > > > >> > > >
> > > > > >> > > > >> > > >
> > > > > >> > > > >> > >
> > > > > >> > > > >> >
> > > > > >> > > > >>
> > > > > >> > > >
> > > > > >> > >
> > > > > >> >
> > > > > >>
> > > > >
> > > >
> > >
> >
> <value>hdfs://ip-10-34-187-170.eu-west-1.compute.internal:8020/hbase</value>
> > > > > >> > > > >> > > >   </property>
> > > > > >> > > > >> > > >   <property>
> > > > > >> > > > >> > > >     <name>hbase.client.write.buffer</name>
> > > > > >> > > > >> > > >     <value>2097152</value>
> > > > > >> > > > >> > > >   </property>
> > > > > >> > > > >> > > >   <property>
> > > > > >> > > > >> > > >     <name>hbase.client.pause</name>
> > > > > >> > > > >> > > >     <value>1000</value>
> > > > > >> > > > >> > > >   </property>
> > > > > >> > > > >> > > >   <property>
> > > > > >> > > > >> > > >     <name>hbase.client.retries.number</name>
> > > > > >> > > > >> > > >     <value>10</value>
> > > > > >> > > > >> > > >   </property>
> > > > > >> > > > >> > > >   <property>
> > > > > >> > > > >> > > >     <name>hbase.client.scanner.caching</name>
> > > > > >> > > > >> > > >     <value>1</value>
> > > > > >> > > > >> > > >   </property>
> > > > > >> > > > >> > > >   <property>
> > > > > >> > > > >> > > >     <name>hbase.client.keyvalue.maxsize</name>
> > > > > >> > > > >> > > >     <value>10485760</value>
> > > > > >> > > > >> > > >   </property>
> > > > > >> > > > >> > > >   <property>
> > > > > >> > > > >> > > >     <name>hbase.rpc.timeout</name>
> > > > > >> > > > >> > > >     <value>60000</value>
> > > > > >> > > > >> > > >   </property>
> > > > > >> > > > >> > > >   <property>
> > > > > >> > > > >> > > >     <name>hbase.security.authentication</name>
> > > > > >> > > > >> > > >     <value>simple</value>
> > > > > >> > > > >> > > >   </property>
> > > > > >> > > > >> > > >   <property>
> > > > > >> > > > >> > > >     <name>zookeeper.session.timeout</name>
> > > > > >> > > > >> > > >     <value>60000</value>
> > > > > >> > > > >> > > >   </property>
> > > > > >> > > > >> > > >   <property>
> > > > > >> > > > >> > > >     <name>zookeeper.znode.parent</name>
> > > > > >> > > > >> > > >     <value>/hbase</value>
> > > > > >> > > > >> > > >   </property>
> > > > > >> > > > >> > > >   <property>
> > > > > >> > > > >> > > >     <name>zookeeper.znode.rootserver</name>
> > > > > >> > > > >> > > >     <value>root-region-server</value>
> > > > > >> > > > >> > > >   </property>
> > > > > >> > > > >> > > >   <property>
> > > > > >> > > > >> > > >     <name>hbase.zookeeper.quorum</name>
> > > > > >> > > > >> > > >
> > > > > >> <value>ip-10-34-187-170.eu-west-1.compute.internal</value>
> > > > > >> > > > >> > > >   </property>
> > > > > >> > > > >> > > >   <property>
> > > > > >> > > > >> > > >
> > <name>hbase.zookeeper.property.clientPort</name>
> > > > > >> > > > >> > > >     <value>2181</value>
> > > > > >> > > > >> > > >   </property>
> > > > > >> > > > >> > > > </configuration>
> > > > > >> > > > >> > > >
> > > > > >> > > > >> > > >
> > > > > >> > > > >> > > >
> > > > > >> > > > >> > > > On Wed, Aug 21, 2013 at 6:09 PM, Jean-Marc
> > Spaggiari
> > > <
> > > > > >> > > > >> > > > jean-marc@spaggiari.org> wrote:
> > > > > >> > > > >> > > >
> > > > > >> > > > >> > > > > Hum.
> > > > > >> > > > >> > > > >
> > > > > >> > > > >> > > > > Things seems to be correct there.
> > > > > >> > > > >> > > > >
> > > > > >> > > > >> > > > > Can you try something simple like:
> > > > > >> > > > >> > > > >
> > > > > >> > > > >> > > > >             Configuration config =
> > > > > >> > > HBaseConfiguration.create();
> > > > > >> > > > >> > > > >
> config.set("hbase.zookeeper.quorum",
> > > > > >> > > > >> "ip-10-34-187-170");
> > > > > >> > > > >> > > > >             HTable table  = new HTable (config,
> > > > > >> > > > >> > > > > Bytes.toBytes("TABLE_NAME"));
> > > > > >> > > > >> > > > >
> > > > > >> > > > >> > > > > And see if it works?
> > > > > >> > > > >> > > > >
> > > > > >> > > > >> > > > > JM
> > > > > >> > > > >> > > > >
> > > > > >> > > > >> > > > > 2013/8/21 Pavan Sudheendra <
> pavan0591@gmail.com>
> > > > > >> > > > >> > > > >
> > > > > >> > > > >> > > > > > Is this a zookeeper specific error or
> > something?
> > > > > >> > > > >> > > > > >
> > > > > >> > > > >> > > > > >
> > > > > >> > > > >> > > > > > On Wed, Aug 21, 2013 at 6:06 PM, Pavan
> > > Sudheendra <
> > > > > >> > > > >> > > pavan0591@gmail.com
> > > > > >> > > > >> > > > > > >wrote:
> > > > > >> > > > >> > > > > >
> > > > > >> > > > >> > > > > > > Hi Jean,
> > > > > >> > > > >> > > > > > >
> > > > > >> > > > >> > > > > > > ubuntu@ip-10-34-187-170:~$ cat
> /etc/hostname
> > > > > >> > > > >> > > > > > > ip-10-34-187-170
> > > > > >> > > > >> > > > > > > ubuntu@ip-10-34-187-170:~$ hostname
> > > > > >> > > > >> > > > > > > ip-10-34-187-170
> > > > > >> > > > >> > > > > > >
> > > > > >> > > > >> > > > > > >
> > > > > >> > > > >> > > > > > >
> > > > > >> > > > >> > > > > > > On Wed, Aug 21, 2013 at 6:01 PM, Jean-Marc
> > > > > Spaggiari
> > > > > >> <
> > > > > >> > > > >> > > > > > > jean-marc@spaggiari.org> wrote:
> > > > > >> > > > >> > > > > > >
> > > > > >> > > > >> > > > > > >> And what about:
> > > > > >> > > > >> > > > > > >> # cat /etc/hostname
> > > > > >> > > > >> > > > > > >>
> > > > > >> > > > >> > > > > > >> and
> > > > > >> > > > >> > > > > > >> # hostname
> > > > > >> > > > >> > > > > > >>
> > > > > >> > > > >> > > > > > >> ?
> > > > > >> > > > >> > > > > > >>
> > > > > >> > > > >> > > > > > >> 2013/8/21 Pavan Sudheendra <
> > > pavan0591@gmail.com
> > > > >
> > > > > >> > > > >> > > > > > >>
> > > > > >> > > > >> > > > > > >> > Sure..
> > > > > >> > > > >> > > > > > >> > /etc/hosts file:
> > > > > >> > > > >> > > > > > >> >
> > > > > >> > > > >> > > > > > >> > 127.0.0.1 localhost
> > > > > >> > > > >> > > > > > >> > 10.34.187.170 ip-10-34-187-170
> > > > > >> > > > >> > > > > > >> > # The following lines are desirable for
> > IPv6
> > > > > >> capable
> > > > > >> > > > hosts
> > > > > >> > > > >> > > > > > >> > ::1 ip6-localhost ip6-loopback
> > > > > >> > > > >> > > > > > >> > fe00::0 ip6-localnet
> > > > > >> > > > >> > > > > > >> > ff00::0 ip6-mcastprefix
> > > > > >> > > > >> > > > > > >> > ff02::1 ip6-allnodes
> > > > > >> > > > >> > > > > > >> > ff02::2 ip6-allrouters
> > > > > >> > > > >> > > > > > >> > ff02::3 ip6-allhosts
> > > > > >> > > > >> > > > > > >> >
> > > > > >> > > > >> > > > > > >> > Configuration conf =
> > > > > HBaseConfiguration.create();
> > > > > >> > > > >> > > > > > >> > conf.set("hbase.zookeeper.quorum",
> > > > > >> "10.34.187.170");
> > > > > >> > > > >> > > > > > >> >
> > > > > >> > >  conf.set("hbase.zookeeper.property.clientPort","2181");
> > > > > >> > > > >> > > > > > >> >
> >  conf.set("hbase.master","10.34.187.170");
> > > > > >> > > > >> > > > > > >> >    Job job = new Job(conf,
> ViewersTable);
> > > > > >> > > > >> > > > > > >> >
> > > > > >> > > > >> > > > > > >> > I'm trying to process table data which
> has
> > > 19
> > > > > >> million
> > > > > >> > > > >> rows..It
> > > > > >> > > > >> > > > runs
> > > > > >> > > > >> > > > > > fine
> > > > > >> > > > >> > > > > > >> > for a while although i don't see the map
> > > > percent
> > > > > >> > > > completion
> > > > > >> > > > >> > > change
> > > > > >> > > > >> > > > > > from
> > > > > >> > > > >> > > > > > >> 0%
> > > > > >> > > > >> > > > > > >> > .. After a while it says
> > > > > >> > > > >> > > > > > >> >
> > > > > >> > > > >> > > > > > >> > Task
> attempt_201304161625_0028_m_000000_0
> > > > failed
> > > > > >> to
> > > > > >> > > > report
> > > > > >> > > > >> > > status
> > > > > >> > > > >> > > > > for
> > > > > >> > > > >> > > > > > >> > 600 seconds. Killing!
> > > > > >> > > > >> > > > > > >> >
> > > > > >> > > > >> > > > > > >> >
> > > > > >> > > > >> > > > > > >> >
> > > > > >> > > > >> > > > > > >> >
> > > > > >> > > > >> > > > > > >> >
> > > > > >> > > > >> > > > > > >> > On Wed, Aug 21, 2013 at 5:52 PM,
> Jean-Marc
> > > > > >> Spaggiari
> > > > > >> > <
> > > > > >> > > > >> > > > > > >> > jean-marc@spaggiari.org> wrote:
> > > > > >> > > > >> > > > > > >> >
> > > > > >> > > > >> > > > > > >> > > Can you past you host file here again
> > with
> > > > the
> > > > > >> > > > >> modification
> > > > > >> > > > >> > > you
> > > > > >> > > > >> > > > > have
> > > > > >> > > > >> > > > > > >> > done?
> > > > > >> > > > >> > > > > > >> > >
> > > > > >> > > > >> > > > > > >> > > Also, can you share a big more of you
> > > code?
> > > > > What
> > > > > >> > are
> > > > > >> > > > you
> > > > > >> > > > >> > doing
> > > > > >> > > > >> > > > > with
> > > > > >> > > > >> > > > > > >> the
> > > > > >> > > > >> > > > > > >> > > config object after, how do you create
> > > your
> > > > > >> table
> > > > > >> > > > object,
> > > > > >> > > > >> > > etc.?
> > > > > >> > > > >> > > > > > >> > >
> > > > > >> > > > >> > > > > > >> > > Thanks,
> > > > > >> > > > >> > > > > > >> > >
> > > > > >> > > > >> > > > > > >> > > JM
> > > > > >> > > > >> > > > > > >> > >
> > > > > >> > > > >> > > > > > >> > > 2013/8/21 Pavan Sudheendra <
> > > > > pavan0591@gmail.com
> > > > > >> >
> > > > > >> > > > >> > > > > > >> > >
> > > > > >> > > > >> > > > > > >> > > > @Jean tried your method didn't
> work..
> > > > > >> > > > >> > > > > > >> > > >
> > > > > >> > > > >> > > > > > >> > > > 2013-08-21 12:17:10,908 INFO
> > > > > >> > > > >> > > org.apache.zookeeper.ClientCnxn:
> > > > > >> > > > >> > > > > > >> Opening
> > > > > >> > > > >> > > > > > >> > > > socket connection to server
> localhost/
> > > > > >> > > 127.0.0.1:2181
> > > > > >> > > > .
> > > > > >> > > > >> > Will
> > > > > >> > > > >> > > > not
> > > > > >> > > > >> > > > > > >> attempt
> > > > > >> > > > >> > > > > > >> > > to
> > > > > >> > > > >> > > > > > >> > > > authenticate using SASL (Unable to
> > > locate
> > > > a
> > > > > >> login
> > > > > >> > > > >> > > > configuration)
> > > > > >> > > > >> > > > > > >> > > > 2013-08-21 12:17:10,908 WARN
> > > > > >> > > > >> > > org.apache.zookeeper.ClientCnxn:
> > > > > >> > > > >> > > > > > >> Session
> > > > > >> > > > >> > > > > > >> > 0x0
> > > > > >> > > > >> > > > > > >> > > > for server null, unexpected error,
> > > closing
> > > > > >> socket
> > > > > >> > > > >> > connection
> > > > > >> > > > >> > > > and
> > > > > >> > > > >> > > > > > >> > > attempting
> > > > > >> > > > >> > > > > > >> > > > reconnect
> > > > > >> > > > >> > > > > > >> > > > java.net.ConnectException:
> Connection
> > > > > refused
> > > > > >> > > > >> > > > > > >> > > >     at
> > > > > >> > > > sun.nio.ch.SocketChannelImpl.checkConnect(Native
> > > > > >> > > > >> > > > Method)
> > > > > >> > > > >> > > > > > >> > > >     at
> > > > > >> > > > >> > > > > > >> > > >
> > > > > >> > > > >> > > > > > >>
> > > > > >> > > > >> > > >
> > > > > >> > > > >>
> > > > > >> >
> > > >
> sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:567)
> > > > > >> > > > >> > > > > > >> > > >     at
> > > > > >> > > > >> > > > > > >> > > >
> > > > > >> > > > >> > > > > > >> > > >
> > > > > >> > > > >> > > > > > >> > >
> > > > > >> > > > >> > > > > > >> >
> > > > > >> > > > >> > > > > > >>
> > > > > >> > > > >> > > > > >
> > > > > >> > > > >> > > > >
> > > > > >> > > > >> > > >
> > > > > >> > > > >> > >
> > > > > >> > > > >> >
> > > > > >> > > > >>
> > > > > >> > > >
> > > > > >> > >
> > > > > >> >
> > > > > >>
> > > > >
> > > >
> > >
> >
> org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:350)
> > > > > >> > > > >> > > > > > >> > > >     at
> > > > > >> > > > >> > > > > > >> > >
> > > > > >> > > > >> > > > >
> > > > > >> > > > >>
> > > > > >>
> > org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1068)
> > > > > >> > > > >> > > > > > >> > > > 2013-08-21 12:17:11,009 WARN
> > > > > >> > > > >> > > > > > >> > > >
> > > > > >> > > > org.apache.hadoop.hbase.zookeeper.RecoverableZooKeeper:
> > > > > >> > > > >> > > > Possibly
> > > > > >> > > > >> > > > > > >> > > transient
> > > > > >> > > > >> > > > > > >> > > > ZooKeeper exception:
> > > > > >> > > > >> > > > > > >> > > >
> > > > > >> > > > >> > >
> > > > > org.apache.zookeeper.KeeperException$ConnectionLossException:
> > > > > >> > > > >> > > > > > >> > > > KeeperErrorCode = ConnectionLoss for
> > > > /hbase
> > > > > >> > > > >> > > > > > >> > > > 2013-08-21 12:17:11,009 INFO
> > > > > >> > > > >> > > > > > >> org.apache.hadoop.hbase.util.RetryCounter:
> > > > > >> > > > >> > > > > > >> > > > Sleeping 8000ms before retry #3...\
> > > > > >> > > > >> > > > > > >> > > >
> > > > > >> > > > >> > > > > > >> > > > Any tips?
> > > > > >> > > > >> > > > > > >> > > >
> > > > > >> > > > >> > > > > > >> > > >
> > > > > >> > > > >> > > > > > >> > > >
> > > > > >> > > > >> > > > > > >> > > > On Wed, Aug 21, 2013 at 5:15 PM,
> > > Jean-Marc
> > > > > >> > > Spaggiari
> > > > > >> > > > <
> > > > > >> > > > >> > > > > > >> > > > jean-marc@spaggiari.org> wrote:
> > > > > >> > > > >> > > > > > >> > > >
> > > > > >> > > > >> > > > > > >> > > > > Hi Pavan,
> > > > > >> > > > >> > > > > > >> > > > >
> > > > > >> > > > >> > > > > > >> > > > > I don't think Cloudera Manager
> > assign
> > > > the
> > > > > >> > address
> > > > > >> > > > to
> > > > > >> > > > >> > your
> > > > > >> > > > >> > > > > > >> computer.
> > > > > >> > > > >> > > > > > >> > > When
> > > > > >> > > > >> > > > > > >> > > > CM
> > > > > >> > > > >> > > > > > >> > > > > is down, your computer still have
> an
> > > IP,
> > > > > and
> > > > > >> > even
> > > > > >> > > > if
> > > > > >> > > > >> you
> > > > > >> > > > >> > > > > > >> un-install
> > > > > >> > > > >> > > > > > >> > CM,
> > > > > >> > > > >> > > > > > >> > > > you
> > > > > >> > > > >> > > > > > >> > > > > will still have an IP assigned to
> > your
> > > > > >> > computer.
> > > > > >> > > > >> > > > > > >> > > > >
> > > > > >> > > > >> > > > > > >> > > > > If you have not configured
> anything
> > > > there,
> > > > > >> then
> > > > > >> > > you
> > > > > >> > > > >> most
> > > > > >> > > > >> > > > > > probably
> > > > > >> > > > >> > > > > > >> > have
> > > > > >> > > > >> > > > > > >> > > a
> > > > > >> > > > >> > > > > > >> > > > > DHCP. Just give a try to what I
> told
> > > you
> > > > > on
> > > > > >> the
> > > > > >> > > > other
> > > > > >> > > > >> > > > message.
> > > > > >> > > > >> > > > > > >> > > > >
> > > > > >> > > > >> > > > > > >> > > > > JM
> > > > > >> > > > >> > > > > > >> > > > >
> > > > > >> > > > >> > > > > > >> > > > > 2013/8/21 Pavan Sudheendra <
> > > > > >> > pavan0591@gmail.com>
> > > > > >> > > > >> > > > > > >> > > > >
> > > > > >> > > > >> > > > > > >> > > > > > @Manoj i have set
> > > > hbase.zookeeper.quorum
> > > > > >> in
> > > > > >> > my
> > > > > >> > > > M-R
> > > > > >> > > > >> > > > > > application..
> > > > > >> > > > >> > > > > > >> > > > > >
> > > > > >> > > > >> > > > > > >> > > > > > @Jean The cloudera manager picks
> > up
> > > > the
> > > > > ip
> > > > > >> > > > address
> > > > > >> > > > >> > > > > > >> automatically..
> > > > > >> > > > >> > > > > > >> > > > > >
> > > > > >> > > > >> > > > > > >> > > > > >
> > > > > >> > > > >> > > > > > >> > > > > > On Wed, Aug 21, 2013 at 5:07 PM,
> > > manoj
> > > > > p <
> > > > > >> > > > >> > > > eorstvz@gmail.com
> > > > > >> > > > >> > > > > >
> > > > > >> > > > >> > > > > > >> > wrote:
> > > > > >> > > > >> > > > > > >> > > > > >
> > > > > >> > > > >> > > > > > >> > > > > > > Can you try passing the
> argument
> > > > > >> > > > >> > > > > > >> > > >
> -Dhbase.zookeeper.quorum=10.34.187.170
> > > > > >> > > > >> > > > > > >> > > > > > > while running the program
> > > > > >> > > > >> > > > > > >> > > > > > >
> > > > > >> > > > >> > > > > > >> > > > > > > If this does'nt work either
> > please
> > > > > >> check if
> > > > > >> > > > >> > HBASE_HOME
> > > > > >> > > > >> > > > and
> > > > > >> > > > >> > > > > > >> > > > > HBASE_CONF_DIR
> > > > > >> > > > >> > > > > > >> > > > > > > is set correctly.
> > > > > >> > > > >> > > > > > >> > > > > > >
> > > > > >> > > > >> > > > > > >> > > > > > > BR/Manoj
> > > > > >> > > > >> > > > > > >> > > > > > >
> > > > > >> > > > >> > > > > > >> > > > > > >
> > > > > >> > > > >> > > > > > >> > > > > > > On Wed, Aug 21, 2013 at 4:48
> PM,
> > > > Pavan
> > > > > >> > > > >> Sudheendra <
> > > > > >> > > > >> > > > > > >> > > > pavan0591@gmail.com
> > > > > >> > > > >> > > > > > >> > > > > > > >wrote:
> > > > > >> > > > >> > > > > > >> > > > > > >
> > > > > >> > > > >> > > > > > >> > > > > > > > Yes. My /etc/hosts have the
> > > > correct
> > > > > >> > mapping
> > > > > >> > > > to
> > > > > >> > > > >> > > > localhost
> > > > > >> > > > >> > > > > > >> > > > > > > >
> > > > > >> > > > >> > > > > > >> > > > > > > > 127.0.0.1    localhost
> > > > > >> > > > >> > > > > > >> > > > > > > >
> > > > > >> > > > >> > > > > > >> > > > > > > > # The following lines are
> > > > desirable
> > > > > >> for
> > > > > >> > > IPv6
> > > > > >> > > > >> > capable
> > > > > >> > > > >> > > > > hosts
> > > > > >> > > > >> > > > > > >> > > > > > > > ::1     ip6-localhost
> > > ip6-loopback
> > > > > >> > > > >> > > > > > >> > > > > > > > fe00::0 ip6-localnet
> > > > > >> > > > >> > > > > > >> > > > > > > > ff00::0 ip6-mcastprefix
> > > > > >> > > > >> > > > > > >> > > > > > > > ff02::1 ip6-allnodes
> > > > > >> > > > >> > > > > > >> > > > > > > > ff02::2 ip6-allrouters
> > > > > >> > > > >> > > > > > >> > > > > > > >
> > > > > >> > > > >> > > > > > >> > > > > > > > I've added the HBase jars to
> > the
> > > > > >> Hadoop
> > > > > >> > > > >> Classpath
> > > > > >> > > > >> > as
> > > > > >> > > > >> > > > > well.
> > > > > >> > > > >> > > > > > >> Not
> > > > > >> > > > >> > > > > > >> > > sure
> > > > > >> > > > >> > > > > > >> > > > > > why..
> > > > > >> > > > >> > > > > > >> > > > > > > > I'm running this on a 6 node
> > > > > cloudera
> > > > > >> > > cluster
> > > > > >> > > > >> > which
> > > > > >> > > > >> > > > > > consist
> > > > > >> > > > >> > > > > > >> of
> > > > > >> > > > >> > > > > > >> > 1
> > > > > >> > > > >> > > > > > >> > > > > > > > jobtrackers and 5
> > tasktrackers..
> > > > > >> > > > >> > > > > > >> > > > > > > >
> > > > > >> > > > >> > > > > > >> > > > > > > > After a while all my map
> jobs
> > > > fail..
> > > > > >> > > > Completely
> > > > > >> > > > >> > > > baffled
> > > > > >> > > > >> > > > > > >> because
> > > > > >> > > > >> > > > > > >> > > the
> > > > > >> > > > >> > > > > > >> > > > > map
> > > > > >> > > > >> > > > > > >> > > > > > > > tasks were doing the
> required
> > > > > tasks..
> > > > > >> > > > >> > > > > > >> > > > > > > >
> > > > > >> > > > >> > > > > > >> > > > > > > >
> > > > > >> > > > >> > > > > > >> > > > > > > >
> > > > > >> > > > >> > > > > > >> > > > > > > > On Wed, Aug 21, 2013 at 4:45
> > PM,
> > > > > >> manoj p
> > > > > >> > <
> > > > > >> > > > >> > > > > > eorstvz@gmail.com
> > > > > >> > > > >> > > > > > >> >
> > > > > >> > > > >> > > > > > >> > > > wrote:
> > > > > >> > > > >> > > > > > >> > > > > > > >
> > > > > >> > > > >> > > > > > >> > > > > > > > > For your code to run,
> please
> > > > > ensure
> > > > > >> if
> > > > > >> > > you
> > > > > >> > > > >> use
> > > > > >> > > > >> > the
> > > > > >> > > > >> > > > > > correct
> > > > > >> > > > >> > > > > > >> > > > > > HBase/Hadoop
> > > > > >> > > > >> > > > > > >> > > > > > > > jar
> > > > > >> > > > >> > > > > > >> > > > > > > > > versions while compiling
> > your
> > > > > >> program.
> > > > > >> > > > >> > > > > > >> > > > > > > > >
> > > > > >> > > > >> > > > > > >> > > > > > > > > BR/Manoj
> > > > > >> > > > >> > > > > > >> > > > > > > > >
> > > > > >> > > > >> > > > > > >> > > > > > > > >
> > > > > >> > > > >> > > > > > >> > > > > > > > > On Wed, Aug 21, 2013 at
> 4:38
> > > PM,
> > > > > >> manoj
> > > > > >> > p
> > > > > >> > > <
> > > > > >> > > > >> > > > > > >> eorstvz@gmail.com>
> > > > > >> > > > >> > > > > > >> > > > > wrote:
> > > > > >> > > > >> > > > > > >> > > > > > > > >
> > > > > >> > > > >> > > > > > >> > > > > > > > > > Check your /etc/hosts
> file
> > > if
> > > > > you
> > > > > >> > have
> > > > > >> > > > the
> > > > > >> > > > >> > > correct
> > > > > >> > > > >> > > > > > >> mapping
> > > > > >> > > > >> > > > > > >> > to
> > > > > >> > > > >> > > > > > >> > > > > > > localhost
> > > > > >> > > > >> > > > > > >> > > > > > > > > > for 127.0.0.1. Also
> ensure
> > > > that
> > > > > if
> > > > > >> > you
> > > > > >> > > > have
> > > > > >> > > > >> > > > > > >> > > > > hbase.zookeeper.quorum
> > > > > >> > > > >> > > > > > >> > > > > > in
> > > > > >> > > > >> > > > > > >> > > > > > > > > your
> > > > > >> > > > >> > > > > > >> > > > > > > > > > configuration and also
> > check
> > > > if
> > > > > >> HBase
> > > > > >> > > > >> > classpath
> > > > > >> > > > >> > > is
> > > > > >> > > > >> > > > > > >> appended
> > > > > >> > > > >> > > > > > >> > > to
> > > > > >> > > > >> > > > > > >> > > > > > Hadoop
> > > > > >> > > > >> > > > > > >> > > > > > > > > > classpath.
> > > > > >> > > > >> > > > > > >> > > > > > > > > >
> > > > > >> > > > >> > > > > > >> > > > > > > > > >
> > > > > >> > > > >> > > > > > >> > > > > > > > > > BR/Manoj
> > > > > >> > > > >> > > > > > >> > > > > > > > > >
> > > > > >> > > > >> > > > > > >> > > > > > > > > >
> > > > > >> > > > >> > > > > > >> > > > > > > > > > On Wed, Aug 21, 2013 at
> > 4:10
> > > > PM,
> > > > > >> > Pavan
> > > > > >> > > > >> > > Sudheendra
> > > > > >> > > > >> > > > <
> > > > > >> > > > >> > > > > > >> > > > > > > pavan0591@gmail.com
> > > > > >> > > > >> > > > > > >> > > > > > > > > >wrote:
> > > > > >> > > > >> > > > > > >> > > > > > > > > >
> > > > > >> > > > >> > > > > > >> > > > > > > > > >> Hadoop Namenode reports
> > the
> > > > > >> > following
> > > > > >> > > > >> error
> > > > > >> > > > >> > > which
> > > > > >> > > > >> > > > > is
> > > > > >> > > > >> > > > > > >> > > unusual :
> > > > > >> > > > >> > > > > > >> > > > > > > > > >>
> > > > > >> > > > >> > > > > > >> > > > > > > > > >>
> > > > > >> > > > >> > > > > > >> > > > > > > > > >> 013-08-21 09:21:12,328
> > INFO
> > > > > >> > > > >> > > > > > >> > org.apache.zookeeper.ClientCnxn:
> > > > > >> > > > >> > > > > > >> > > > > > Opening
> > > > > >> > > > >> > > > > > >> > > > > > > > > >> socket
> > > > > >> > > > >> > > > > > >> > > > > > > > > >> connection to server
> > > > localhost/
> > > > > >> > > > >> > 127.0.0.1:2181.
> > > > > >> > > > >> > > > > Will
> > > > > >> > > > >> > > > > > >> not
> > > > > >> > > > >> > > > > > >> > > > attempt
> > > > > >> > > > >> > > > > > >> > > > > > to
> > > > > >> > > > >> > > > > > >> > > > > > > > > >> authenticate using SASL
> > > > (Unable
> > > > > >> to
> > > > > >> > > > locate
> > > > > >> > > > >> a
> > > > > >> > > > >> > > login
> > > > > >> > > > >> > > > > > >> > > > configuration)
> > > > > >> > > > >> > > > > > >> > > > > > > > > >>
> > java.net.ConnectException:
> > > > > >> > Connection
> > > > > >> > > > >> refused
> > > > > >> > > > >> > > > > > >> > > > > > > > > >>     at
> > > > > >> > > > >> > > > > >
> > sun.nio.ch.SocketChannelImpl.checkConnect(Native
> > > > > >> > > > >> > > > > > >> > > > Method)
> > > > > >> > > > >> > > > > > >> > > > > > > > > >>     at
> > > > > >> > > > >> > > > > > >> > > > > > > > > >>
> > > > > >> > > > >> > > > > > >> > > > > > >
> > > > > >> > > > >> > > > > > >> > > >
> > > > > >> > > > >> > > > > > >>
> > > > > >> > > > >> > > >
> > > > > >> > > > >>
> > > > > >> >
> > > >
> sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:567)
> > > > > >> > > > >> > > > > > >> > > > > > > > > >>     at
> > > > > >> > > > >> > > > > > >> > > > > > > > > >>
> > > > > >> > > > >> > > > > > >> > > > > > > > > >>
> > > > > >> > > > >> > > > > > >> > > > > > > > >
> > > > > >> > > > >> > > > > > >> > > > > > > >
> > > > > >> > > > >> > > > > > >> > > > > > >
> > > > > >> > > > >> > > > > > >> > > > > >
> > > > > >> > > > >> > > > > > >> > > > >
> > > > > >> > > > >> > > > > > >> > > >
> > > > > >> > > > >> > > > > > >> > >
> > > > > >> > > > >> > > > > > >> >
> > > > > >> > > > >> > > > > > >>
> > > > > >> > > > >> > > > > >
> > > > > >> > > > >> > > > >
> > > > > >> > > > >> > > >
> > > > > >> > > > >> > >
> > > > > >> > > > >> >
> > > > > >> > > > >>
> > > > > >> > > >
> > > > > >> > >
> > > > > >> >
> > > > > >>
> > > > >
> > > >
> > >
> >
> org.apache.zookeeper.ClientCnxnSocketNIO.doTransport(ClientCnxnSocketNIO.java:350)
> > > > > >> > > > >> > > > > > >> > > > > > > > > >>     at
> > > > > >> > > > >> > > > > > >> > > > > > > > > >>
> > > > > >> > > > >> > > > > > >> > > > > >
> > > > > >> > > > >> > > > > > >> >
> > > > > >> > > > >> > > >
> > > > > >> > > >
> > > > >
> org.apache.zookeeper.ClientCnxn$SendThread.run(ClientCnxn.java:1068)
> > > > > >> > > > >> > > > > > >> > > > > > > > > >> 2013-08-21 09:33:11,033
> > > WARN
> > > > > >> > > > >> > > > > > >> > > > > > > > > >>
> > > > > >> > > > >> > > > > >
> > > > > org.apache.hadoop.hbase.zookeeper.RecoverableZooKeeper:
> > > > > >> > > > >> > > > > > >> > > > Possibly
> > > > > >> > > > >> > > > > > >> > > > > > > > > transient
> > > > > >> > > > >> > > > > > >> > > > > > > > > >> ZooKeeper exception:
> > > > > >> > > > >> > > > > > >> > > > > > > > > >>
> > > > > >> > > > >> > > > > > >> > >
> > > > > >> > > > >> >
> > > > org.apache.zookeeper.KeeperException$ConnectionLossException:
> > > > > >> > > > >> > > > > > >> > > > > > > > > >> KeeperErrorCode =
> > > > > ConnectionLoss
> > > > > >> for
> > > > > >> > > > >> /hbase
> > > > > >> > > > >> > > > > > >> > > > > > > > > >> 2013-08-21 09:33:11,033
> > > INFO
> > > > > >> > > > >> > > > > > >> > > > > > > >
> > > > > >> > org.apache.hadoop.hbase.util.RetryCounter:
> > > > > >> > > > >> > > > > > >> > > > > > > > > >> Sleeping 8000ms before
> > > retry
> > > > > >> #3...
> > > > > >> > > > >> > > > > > >> > > > > > > > > >> 2013-08-21 09:33:11,043
> > > WARN
> > > > > >> > > > >> > > > > > >> > org.apache.hadoop.mapred.Task:
> > > > > >> > > > >> > > > > > >> > > > > Parent
> > > > > >> > > > >> > > > > > >> > > > > > > > died.
> > > > > >> > > > >> > > > > > >> > > > > > > > > >> Exiting
> > > > > >> > > > >> attempt_201307181246_0548_m_000022_2
> > > > > >> > > > >> > > > > > >> > > > > > > > > >>
> > > > > >> > > > >> > > > > > >> > > > > > > > > >>
> > > > > >> > > > >> > > > > > >> > > > > > > > > >> Because i have
> specified
> > > the
> > > > > >> address
> > > > > >> > > in
> > > > > >> > > > >> the
> > > > > >> > > > >> > > java
> > > > > >> > > > >> > > > > file
> > > > > >> > > > >> > > > > > >> > > > > > > > > >>     Configuration conf
> =
> > > > > >> > > > >> > > > > HBaseConfiguration.create();
> > > > > >> > > > >> > > > > > >> > > > > > > > > >>
> > > > > >> > conf.set("hbase.zookeeper.quorum",
> > > > > >> > > > >> > > > > > >> "10.34.187.170");
> > > > > >> > > > >> > > > > > >> > > > > > > > > >>
> > > > > >> > > > >> > > > > > >> >
> > > > > >> > conf.set("hbase.zookeeper.property.clientPort","2181");
> > > > > >> > > > >> > > > > > >> > > > > > > > > >>
> > > > > >> > > > >> conf.set("hbase.master","10.34.187.170");
> > > > > >> > > > >> > > > > > >> > > > > > > > > >>
> > > > > >> > > > >> > > > > > >> > > > > > > > > >>
> > > > > >> > > > >> > > > > > >> > > > > > > > > >>
> > > > > >> > > > >> > > > > > >> > > > > > > > > >> All my map tasks fail
> > like
> > > > > this!
> > > > > >> > > Please
> > > > > >> > > > >> > help..
> > > > > >> > > > >> > > > I'm
> > > > > >> > > > >> > > > > > on a
> > > > > >> > > > >> > > > > > >> > > > timebomb
> > > > > >> > > > >> > > > > > >> > > > > > > > > >> --
> > > > > >> > > > >> > > > > > >> > > > > > > > > >> Regards-
> > > > > >> > > > >> > > > > > >> > > > > > > > > >> Pavan
> > > > > >> > > > >> > > > > > >> > > > > > > > > >>
> > > > > >> > > > >> > > > > > >> > > > > > > > > >
> > > > > >> > > > >> > > > > > >> > > > > > > > > >
> > > > > >> > > > >> > > > > > >> > > > > > > > >
> > > > > >> > > > >> > > > > > >> > > > > > > >
> > > > > >> > > > >> > > > > > >> > > > > > > >
> > > > > >> > > > >> > > > > > >> > > > > > > >
> > > > > >> > > > >> > > > > > >> > > > > > > > --
> > > > > >> > > > >> > > > > > >> > > > > > > > Regards-
> > > > > >> > > > >> > > > > > >> > > > > > > > Pavan
> > > > > >> > > > >> > > > > > >> > > > > > > >
> > > > > >> > > > >> > > > > > >> > > > > > >
> > > > > >> > > > >> > > > > > >> > > > > >
> > > > > >> > > > >> > > > > > >> > > > > >
> > > > > >> > > > >> > > > > > >> > > > > >
> > > > > >> > > > >> > > > > > >> > > > > > --
> > > > > >> > > > >> > > > > > >> > > > > > Regards-
> > > > > >> > > > >> > > > > > >> > > > > > Pavan
> > > > > >> > > > >> > > > > > >> > > > > >
> > > > > >> > > > >> > > > > > >> > > > >
> > > > > >> > > > >> > > > > > >> > > >
> > > > > >> > > > >> > > > > > >> > > >
> > > > > >> > > > >> > > > > > >> > > >
> > > > > >> > > > >> > > > > > >> > > > --
> > > > > >> > > > >> > > > > > >> > > > Regards-
> > > > > >> > > > >> > > > > > >> > > > Pavan
> > > > > >> > > > >> > > > > > >> > > >
> > > > > >> > > > >> > > > > > >> > >
> > > > > >> > > > >> > > > > > >> >
> > > > > >> > > > >> > > > > > >> >
> > > > > >> > > > >> > > > > > >> >
> > > > > >> > > > >> > > > > > >> > --
> > > > > >> > > > >> > > > > > >> > Regards-
> > > > > >> > > > >> > > > > > >> > Pavan
> > > > > >> > > > >> > > > > > >> >
> > > > > >> > > > >> > > > > > >>
> > > > > >> > > > >> > > > > > >
> > > > > >> > > > >> > > > > > >
> > > > > >> > > > >> > > > > > >
> > > > > >> > > > >> > > > > > > --
> > > > > >> > > > >> > > > > > > Regards-
> > > > > >> > > > >> > > > > > > Pavan
> > > > > >> > > > >> > > > > > >
> > > > > >> > > > >> > > > > >
> > > > > >> > > > >> > > > > >
> > > > > >> > > > >> > > > > >
> > > > > >> > > > >> > > > > > --
> > > > > >> > > > >> > > > > > Regards-
> > > > > >> > > > >> > > > > > Pavan
> > > > > >> > > > >> > > > > >
> > > > > >> > > > >> > > > >
> > > > > >> > > > >> > > >
> > > > > >> > > > >> > > >
> > > > > >> > > > >> > > >
> > > > > >> > > > >> > > > --
> > > > > >> > > > >> > > > Regards-
> > > > > >> > > > >> > > > Pavan
> > > > > >> > > > >> > > >
> > > > > >> > > > >> > >
> > > > > >> > > > >> >
> > > > > >> > > > >> >
> > > > > >> > > > >> >
> > > > > >> > > > >> > --
> > > > > >> > > > >> > Regards-
> > > > > >> > > > >> > Pavan
> > > > > >> > > > >> >
> > > > > >> > > > >>
> > > > > >> > > > >
> > > > > >> > > > >
> > > > > >> > > > >
> > > > > >> > > > > --
> > > > > >> > > > > Regards-
> > > > > >> > > > > Pavan
> > > > > >> > > > >
> > > > > >> > > >
> > > > > >> > > >
> > > > > >> > > >
> > > > > >> > > > --
> > > > > >> > > > Regards-
> > > > > >> > > > Pavan
> > > > > >> > > >
> > > > > >> > >
> > > > > >> >
> > > > > >> >
> > > > > >> >
> > > > > >> > --
> > > > > >> > Regards-
> > > > > >> > Pavan
> > > > > >> >
> > > > > >>
> > > > > >
> > > > > >
> > > > > >
> > > > > > --
> > > > > > Regards-
> > > > > > Pavan
> > > > > >
> > > > >
> > > > >
> > > > >
> > > > > --
> > > > > Regards-
> > > > > Pavan
> > > > >
> > > >
> > >
> > >
> > >
> > > --
> > > Regards-
> > > Pavan
> > >
> >
>

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